data/gles2/shaders/declarations.test

group invalid_declarations "Invalid declarations"
	case attribute_in_vertex_main
		expect compile_fail
		vertex ""
			void main()
			{
				attribute mediump float val;
				gl_Position = vec4(1.0);
			}
		""
		fragment ""
			void main()
			{
				gl_FragColor = vec4(1.0);
			}
		""
	end

	case attribute_in_fragment
		expect compile_fail
		vertex ""
			void main()
			{
				gl_Position = vec4(1.0);
			}
		""
		fragment ""
			attribute mediump float val;
			void main()
			{
				gl_FragColor = vec4(1.0);
			}
		""
	end

	case uniform_in_vertex_main
		expect compile_fail
		vertex ""
			void main()
			{
				uniform mediump float val;
				gl_Position = vec4(1.0);
			}
		""
		fragment ""
			void main()
			{
				gl_FragColor = vec4(1.0);
			}
		""
	end

	case uniform_in_fragment_main
		expect compile_fail
		vertex ""
			void main()
			{
				gl_Position = vec4(1.0);
			}
		""
		fragment ""
			void main()
			{
				uniform mediump float val;
				gl_FragColor = vec4(1.0);
			}
		""
	end

	case varying_in_vertex_main
		expect compile_fail
		vertex ""
			void main()
			{
				varying mediump float val;
				gl_Position = vec4(1.0);
			}
		""
		fragment ""
			varying mediump float val;
			void main()
			{
				gl_FragColor = vec4(1.0);
			}
		""
	end

	case varying_in_fragment_main
		expect compile_fail
		vertex ""
			varying mediump float val;
			void main()
			{
				gl_Position = vec4(1.0);
			}
		""
		fragment ""
			void main()
			{
				varying mediump float val;
				gl_FragColor = vec4(1.0);
			}
		""
	end

	case invariant_attribute
		expect compile_fail
		vertex ""
			invariant attribute mediump float val;
			void main()
			{
				gl_Position = vec4(1.0);
			}
		""
		fragment ""
			void main()
			{
				gl_FragColor = vec4(1.0);
			}
		""
	end

	case invariant_uniform
		expect compile_fail
		vertex ""
			invariant uniform mediump float val;
			void main()
			{
				gl_Position = vec4(1.0);
			}
		""
		fragment ""
			void main()
			{
				gl_FragColor = vec4(1.0);
			}
		""
	end

end # invalid_declarations

group unspecified_precision "Invalid declarations with unspecified precision"

	case float_partially_specified_fragment
		expect compile_fail
		vertex ""
			${VERTEX_DECLARATIONS}
			void main() {}
		""
		fragment ""
			// no global precision qualifier (e.g. precision mediump float)
			void main() {
				mediump float x = 1.0;
				vec3 y = vec3(x);
				mediump vec4 z = vec4(y, x);
			}
		""
	end

	case float_fragment
		expect compile_fail
		vertex ""
			void main() {}
		""
		fragment ""
			void main() { float v; }
		""
	end

	case vec2_fragment
		expect compile_fail
		vertex ""
			void main() {}
		""
		fragment ""
			void main() { vec2 v; }
		""
	end

	case vec3_fragment
		expect compile_fail
		vertex ""
			void main() {}
		""
		fragment ""
			void main() { vec3 v; }
		""
	end

	case vec4_fragment
		expect compile_fail
		vertex ""
			void main() {}
		""
		fragment ""
			void main() { vec4 v; }
		""
	end

end # unspecified_precision